I-80 Gold Corp · TSX:IAU
I-80 Gold — Investor Presentation (September 2026)
56 slides from I-80 Gold's investor presentation, September 2026
Slide 1: Creating a Nevada-Focused, Mid-Tier Gold Producer
CREATING A NEVADA-FOCUSED, MID-TIER GOLD PRODUCER NYSE: IAUX | TSX: IAU September 2026
Slide 2: Cautionary Disclaimer Regarding Forward-Looking Statements
Cautionary Disclaimer Regarding Forward-Looking Statements Certain statements in this presentation constitute “forward-looking statements” or “forward-looking information” within the meaning of applicable securities laws, including but not limited to management’s assessment of i-80 Gold Corp.’s (“i-
Slide 3: Building a Mid-Tier Gold Producer
COMPANY OVERVIEW Building a Mid-Tier Gold Producer GRANITE CREEK • Granite Creek Underground Industry-Leading Pipeline of Gold Projects • Granite Creek Open Pit • 5 brownfield gold projects with existing infrastructure • 1 autoclave plant fed by 3 underground projects LONE TREE PLANT • Construction
Slide 4: Strong Resource Base With All Deposits Open For Expansion
COMPANY OVERVIEW Strong Resource Base With All Deposits Open For Expansion Completed, ongoing, and planned infill and step-out drill programs aim to convert mineral resources to higher confidence categories and expand the total resource base. . TOTAL GOLD MINERAL ESTIMATE: 0.56Moz RESERVES, 7.3Moz M
Slide 5: Multi-Deposit Portfolio With Near-Term Production Growth
COMPANY OVERVIEW Multi-Deposit Portfolio With Near-Term Production Growth ANTICIPATED ANNUAL GOLD OUTPUT(1) • Active infill and step-out drilling targeting resource conversion and 900 Granite Creek Underground mine life extension to support sustained target of 600 koz Au/year Archimedes Underground
Slide 6: Establishing a Scalable Multi-Asset Mid-Tier Gold Producer
COMPANY OVERVIEW Establishing a Scalable Multi-Asset Mid-Tier Gold Producer ANTICIPATED AVERAGE ANNUAL GOLD OUTPUT(1) 700 PHASE 3 600koz+(1) 600 Gold Production (koz) 500 PHASE 2 400 300koz – 400koz(1) 300 PHASE 1 200 150koz – 200koz(1) 100 0 2028E – 2029E 2030E – 2031E 2032E+ GRANITE CREEK UNDERGRO
Slide 7: Significant Value Embedded Across i-80 Gold's Asset Portfolio
COMPANY OVERVIEW Significant Value Embedded Across i-80 Gold’s Asset Portfolio Trading at a Significant Discount to Project NPV and Growth Potential Average Annual After-tax NPV(5%)(1,2) Gold Production Production Project IRR $2,750/oz Au $4,500/oz Au Target(1) Start Year (following ramp up) Granite
Slide 8: Three Phase Development Plan: Achievable and Advancing
COMPANY OVERVIEW Three Phase Development Plan: Achievable and Advancing Latest & Upcoming 2026 2027 2028 2029 2030 2031 2032 Economic Studies Granite Creek Toll Milling Q1 2025 – PEA (update from 2021) PRODUCTION Underground Q3 2026 – Feasibility Study(22) Refractory PHASE Archimedes Q1 2025 –
Slide 9: Recapitalization Plan Completed Q1 2026
COMPANY OVERVIEW Recapitalization Plan Completed Q1 2026 Raised >$1B in Secured & Available Capital(19) Funded Development Plan • Combination of financing arrangements from Q2 2025 to Q1 2026, Funded through Phase 1 & Phase 2(1,19) completed ahead of mid-2026 target • 3 underground projects (Granite
Slide 10: Executing Across The Business & Repositioned For Growth
COMPANY OVERVIEW Executing Across The Business & Repositioned For Growth New Development Plan Established a three-phase plan to advance all five gold projects and one processing facility, targeting ~600,000 2024 ✓ oz Au in average annual output in the early 2030s(1) Completed PEAs For All Five Proje
Slide 11: Near-Term Catalysts
COMPANY OVERVIEW Near-Term Catalysts ARCHIMEDES UNDERGROUND 12 - 18 Months First gold mined — Q4 2026 LONE TREE PLANT Commence construction — Q4 2026 Completion of detailed engineering — Late Q1 2027 Filtration plant completion — Early Q4 2027 First gold pour — Q4 2027 TECHNICAL STUDIES
Slide 12: i-80 Gold: Positioned For a Re-Rating
i-80 Gold: Positioned For a Re-Rating WHY US WHY NOW Tier-1 Pro-Mining 1 Jurisdiction 1 Funded Development Plan One of the Largest Execution Plan 2 Gold & Silver Resource 2 Largely on Track Holders in Nevada Organic Growth Compelling Valuation 3 to Mid-Tier Status 3 Disconnect i-80 GOLD CORP | 12
Slide 13: Granite Creek Property
Granite Creek Property Twin Creeks Mine PROJECTS ON THE PROPERTY • Granite Creek Underground (ramp up phase) • Granite Creek Open Pit Turquoise Ridge Mine Located 10 km from Nevada Gold Mines’ Turquoise Ridge Complex which currently hosts ~19Moz of gold resources(8) 10 km South Pacific Zone Situated
Slide 14: Granite Creek Underground Feasibility Study Highlights
GRANITE CREEK UNDERGROUND FEASIBILITY STUDY HIGHLIGHTS(22) Mine Life Status Operating (ramp up) ~8.5 years Average Annual Gold Production (2028-2032 post Lone Tree Commissioning) Proven & Probable Reserve(10) ~75koz @ AISC $1,915/oz* (11) 557koz @ 7.87 g/t Au Excludes Lone Tree Capital Allocation $2
Slide 15: i-80 Gold's First Underground Gold Mine
GRANITE CREEK UNDERGROUND i-80 Gold’s First Underground Gold Mine Currently Ramping Up Production RESOURCES & RESERVES WITHIN OGEE & SOUTH PACIFIC ZONES • Achieved 2025 guidance with 22,977oz Au (plus sulfide stockpile of ~6,500 oz of recovered gold*) • Main decline and lateral development ahead of
Slide 16: Significant Resource Expansion Potential
GRANITE CREEK UNDERGROUND Significant Resource Expansion Potential South Pacific Zone Remains Open at Depth and Along Strike • Initial drill spacing of ~140 ft; staged reduction planned to increase geological iGU25-24 15.0 g/t Au – 17.5 m understanding iGU25-31 40.4 g/t Au – 13.2 m • Drilled ~16,000
Slide 17: Production & Cash Flow Expected to Rise After Autoclave Restart
GRANITE CREEK UNDERGROUND Production & Cash Flow Expected to Rise After Autoclave Restart FEASIBILITY STUDY HIGHLIGHTS (compared to March 2025 PEA) KEY OPERATING & FINANCIAL METRICS(22) • Larger mineable inventory – upgraded a portion of existing mineral resources $2,750/oz gold price assumption int
Slide 18: Granite Creek Open Pit
GRANITE CREEK OPEN PIT Status Technical Studies & Permitting Measured & Indicated Resource(12) 1.6Moz @ 0.97 g/t Au Inferred Resource(12) 100koz @ 0.81 g/t Au Next Planned Technical Study Timing under review Mineral resource estimate updated with Granite Creek technical study filed September 21, 202
Slide 19: Ongoing Technical Trade Off Analyses to Optimize Economics
GRANITE CREEK OPEN PIT Ongoing Technical Trade Off Analyses to Optimize Economics • Large high-grade, low-CAPEX open pit GRANITE CREEK OPEN PIT LAYOUT project • Former producing mine with substantial existing infrastructure • Significant oxide and transitional mineralization remains below and adjace
Slide 20: Ruby Hill Property
Ruby Hill Property PROJECTS ON THE PROPERTY • Archimedes Underground • Mineral Point Open Pit Dominant land position in the Eureka Mining District ~250 km to Lone Tree processing facility via road Host to both gold and base metal mineralization i-80 GOLD CORP | 20
Slide 21: Archimedes Underground PEA Highlights
ARCHIMEDES UNDERGROUND PEA HIGHLIGHTS Status Mine Life Construction ~10 years Indicated Mineral Resource(13) Average Annual Gold Production (following ramp-up) 436koz @ 7.6 g/t Au ~100koz @ AISC $1,893/oz (11) Inferred Resource(13) $2,175/oz Gold Price Assumption 988koz @ 7.3 g/t Au After-Tax NPV(5%
Slide 22: i-80's Second Planned Underground Mine
ARCHIMEDES UNDERGROUND i-80’s Second Planned Underground Mine Development Advancing on Schedule LONGITUDINAL SECTION OF MINERALIZED BODIES • Reached ~660 meters or 2,165 feet (>20 feet per day) ahead of PEA rates • Permitted for Upper Archimedes above 5100’-level; finalizing approvals for Lower Arch
Slide 23: Upper 426 Zone Delivers High-Grade Infill Results
ARCHIMEDES UNDERGROUND Upper 426 Zone Delivers High-Grade Infill Results Plan View of Archimedes Underground Upper Archimedes Cross-Section Upper 426 Zone Drilling Completed April 2026 • ~8,500 m across 40 drill holes to better define 426 zone • Recent assay results – returned high-grade intercepts
Slide 24: High-Tonnes Low-Cost Operation
ARCHIMEDES UNDERGROUND High-Tonnes Low-Cost Operation KEY OPERATING & FINANCIAL METRICS FROM PEA PEA HIGHLIGHTS $2,175/oz gold price assumption Life of Mine • Potential to achieve the highest underground mining rate Mine Life ~10 years among i-80 Gold’s underground operations Average Annual Producti
Slide 25: Mineral Point Open Pit PEA Highlights
MINERAL POINT OPEN PIT PEA HIGHLIGHTS Mine Life Status Exploration & Permitting ~17 years Average Annual Gold Equivalent Production (following ramp-up) Indicated Mineral Resource(14) 3.4Moz @ 0.48 g/t Au ~280koz @ AISC $1,400/oz (11) 104.3Moz @ 15.0 g/t Ag $2,175/oz Gold and $27.25/oz Silver Price A
Slide 26: Potential to Become i-80's Largest Producing Asset
MINERAL POINT OPEN PIT Potential to Become i-80’s Largest Producing Asset • Large oxide Au-Ag deposit – largest of two oxide projects in i-80 Gold’s portfolio • Potential to become one of Nevada’s largest open-pit truck-and-shovel mining operations and a key driver of future growth for i-80 • $50M o
Slide 27: Ongoing 2026 Infill and Step-out Drilling Campaign
MINERAL PONT OPEN PIT Ongoing 2026 Infill and Step-out Drilling Campaign 2026 DRILL HOLE LOCATIONS Initial Step-Out Drilling Demonstrates Potential to Expand the Mineralized Footprint • Infill drill results are in line with expectations and continue to demonstrate deep oxidation consistent with the
Slide 28: Mineral Point
Mineral Point KEY OPERATING & FINANCIAL METRICS FROM PEA PEA HIGHLIGHTS $2,175/oz Au price assumption; $27.25/oz Ag price assumption Life of Mine • Existing understanding of geology, hydrology and metallurgy substantially reduces execution risks Mine Life 16.5 years Average Annual Gold GOLD PRICE SE
Slide 29: Cove Underground PEA Highlights
COVE UNDERGROUND PEA HIGHLIGHTS Status Mine Life Technical Studies & Permitting ~8 years Indicated Gold Resource(15) Average Annual Gold Production (following ramp-up) 310koz @ 8.2 g/t Au ~100koz @ AISC $1,303/oz (11) Inferred Resource(15) $2,175/oz Gold Price Assumption 1.16Moz @ 8.9 g/t Au After-T
Slide 30: i-80's Third Planned Underground Gold Mine
COVE UNDERGROUND i-80’s Third Planned Underground Gold Mine • High-grade brownfield gold deposits open for expansion CURRENT MINE PLAN INCLUDES HELEN & GAP DEPOSITS down-plunge • Located immediately south of Nevada Gold Mines’ Phoenix Cu-Au Mine; ~85 km to Lone Tree autoclave • Ongoing work is focus
Slide 31: Recent Two-Year Infill Drill Program Not Included in 2025 PEA
COVE UNDERGROUND Recent Two-Year Infill Drill Program Not Included in 2025 PEA KEY OPERATING & FINANCIAL METRICS PEA HIGHLIGHTS $2,175/oz gold price assumption Life of Mine • Low capital, high return on estimated invested capital Mine Life ~8 years • Several underground exploration targets to be fol
Slide 32: Refurbishment on Plan for Late-2027 First Gold Pour Target
LONE TREE PLANT Refurbishment on Plan for Late-2027 First Gold Pour Target Refurbishment and Recommissioning Unlocks Significant Value THREE UNDERGROUND MINES EXPECTED TO FEED LONE TREE • Eliminates reliance on costly third-party toll Granite Creek Archimedes Cove milling • Shift from toll milling u
Slide 33: New Plant Design Supports a Manageable, Low-Risk Build
LONE TREE PLANT New Plant Design Supports a Manageable, Low-Risk Build Engineering Study Complete Plant Capacity Design Throughput ~2,268 tpd Invested three years of engineering work ~$13M for the study through its evolving phases Plant Availability 85% Annual Throughput ~827,800 tpa Processing Circ
Slide 34: Scope of Work
LONE TREE PLANT Scope of Work Material Refurbishment Upgrades are Feed Tailings Transfer Expected to: Pad • improve process efficiency and Tailings operating flexibility Filtration • potentially increase gold recoveries • meet new environmental compliance standards Carbon in Leach POX Autoclave Merc
Slide 35: Extensive Trade-Off Studies Completed to Optimize Project Capital
LONE TREE PLANT Extensive Trade-Off Studies Completed to Optimize Project Capital Capital Cost Summary $Millions Direct Costs POX and POX Utilities $86 Tailings Filtration $50 • Extensive engineering reviews, operating assessments, and Reagents and Utilities $39 trade-off studies completed to Neutra
Slide 36: Dual POX-CIL Processing Flexibility
LONE TREE PLANT Dual POX-CIL Processing Flexibility Designed to Process Refractory Material Using an Integrated POX-CIL Processing Stream • High-grade oxide material to bypass POX circuit (autoclave) to be processed solely in the CIL circuit after grinding • Flexibility allows the treatment of miner
Slide 37: Appendix
Appendix =| Lone Tree Plant — ee,
Slide 38: Q2 2026 Financial Highlights
COMPANY OVERVIEW Q2 2026 Financial Highlights Three months ended • Gold production of ~11,100 oz due to advancements made March 31, at Granite Creek • Gold sales2 of ~5,300 oz, less than gold produced due to 2026 2025 timing and availability of third-party processing Revenue $000s 24,348 27,836 Gros
Slide 39: Q2 2026 Operating Highlights
GRANITE CREEK UNDERGROUND Q2 2026 Operating Highlights Granite Creek Property Three months ended June 30, Operational Statistics 2026 2025 Main Decline and Lateral Development Ahead of Mine Plan Oxide mineralized material mined tonnes 12,039 24,074 Sulfide mineralized material mined tonnes 13,568 11
Slide 40: 2026 Guidance
2026 Guidance COMPANY OVERVIEW Production(1) 2026 Guidance Granite Creek underground oz Au oz Au 30,000 - 40,000 Archimedes underground and residual heap leach 10,000 • Largely in line with Preliminary Economic Assessments filed March 2025 Operating costs • Increased processing costs related to the
Slide 41: Capital Overview
COMPANY OVERVIEW Capital Overview Rank Institution As of September 18, 2026 S/O % Location As of September 18, 2026 1 Condire Management 9.5 United States 2 Daniel Kaufman 7.0 Puerto Rico TSX: IAU NYSE American: IAUX Ticker Symbols CAD USD 3 Sprott Asset Management 3.1 Canada 4 Vanguard Capital Mana
Slide 42: Proven Track Record in Developing & Financing Mining Operations
TORONTO OFFICE Proven Track Record in Developing & Financing Mining Operations RICHARD ▪ Former President & CEO of Teranga Gold, leading its KATERINA ▪ 20+ years of experience in financial reporting and analysis, tax, YOUNG growth and acquisition strategy. DELUCA treasury, financing and M&A, special
Slide 43: A Team With Deep Nevada Mining Experience
RENO OFFICE A Team With Deep Nevada Mining Experience RYAN SNOW ▪ Former VP of Finance at Nevada Copper supporting MARK MILLER ▪ Over three decades of experience leading environmental EVP & CFO development of the Pumpkin Hollow mine. SVP management programs across multiple industries, including mini
Slide 44: Expertise in Mining, Technical, Capital Markets and Finance
BOARD OF DIRECTORS Expertise in Mining, Technical, Capital Markets and Finance RON CLAYTON ▪ 40+ years of exploration, development, construction and RON BUTLER JR. ▪ 30+ years of experience in audit, financial and strategic planning, Chairman mine operation experience Director operational excellence
Slide 45: Expertise in Mining, Technical, Capital Markets and Finance continued
BOARD OF DIRECTORS Expertise in Mining, Technical, Capital Markets and Finance continued MICHAEL ▪ Nearly 40 years of mining and capital markets STEVEN YOPPS ▪ 35+ years of operational, technical, project development, and JALONEN experience Director regulatory experience Nevada Director ▪ 30 years a
Slide 46: Mineral Resources Attributable to i-80 Gold Corp.
MINERAL RESOURCE ESTIMATE Mineral Resources Tonnes (kt) Gold Grade (Au g/t) Silver Grade (Ag g/t) Gold Ounces (koz) Silver Ounces (koz) Attributable to Proven Granite Creek – Underground(10)(20)* 308 8.13 81 i-80 Gold Corp. Probable Granite Creek – Underground(10)(20)* 1,890 7.83 476 TOTAL PROVEN &
Slide 47: Mineral Resources Defined by Underground & Open Pit Deposits
Mineral Resources Defined by Underground & Open Pit Deposits UNDERGROUND MINERAL RESOURCE ESTIMATE OPEN PIT MINERAL RESOURCE ESTIMATE Gold Silver Gold Silver Gold Silver Gold Silver Tonnes Grade Grade Ounces Ounces Tonnes Grade Grade Ounces Ounces (kt) (g/t Au) (g/t Ag) (koz) (koz) (kt) (g/t Au ) (g
Slide 48: Up to $500M Financing Package Secured
COMPANY OVERVIEW Up to $500M Financing Package Secured Closed Q1 2026 $250M Gold Prepayment Facility with $250M Franco-Nevada Royalty National Bank & Macquarie Bank Available at closing $225M $25M allocated to accelerate Mineral Point $150M Initial drawdown at closing(6) feasibility study and permit
Slide 49: Nevada: Ranked #1 Jurisdiction Globally for Investment Attractiveness
Nevada Indonesia Nevada: Ranked #1 Jurisdiction Ontario Mexico Saskatchewan New Brunswick South Australia Globally for Investment Utah Arizona Idaho Western Australia New Zealand Botswana Norway Peru Columbia Attractiveness Sweden Colorado Saudi Arabia Papua New Guinea Finland Northwest Territories
Slide 50: Capex Waterfall Comparison to 2023 Study
LONE TREE PLANT Capex Waterfall Comparison to 2023 Study CAPEX supported by ~14,000 cost line items in the control estimate Extensive engineering reviews, operating assessments, and trade-off studies completed to optimize project capital $500 $480 $460 $40M $440 $12M $430M $420 $20M $9M $17M $400 $8
Slide 51: Refurbishment Timeline Tracking Well
LONE TREE PLANT Refurbishment Timeline Tracking Well Key Milestones to Construction and Commissioning Anticipateded timeline i-80 GOLD CORP | 51
Slide 52: Endnotes
Endnotes 1) Based on capital costs, gold output estimates and average annual gold output targets in the most recent life of mine gold output schedules disclosed in the latest technical studies filed for each respective project and related property: the Lone Tree Facility, Granite Creek underground,
Slide 53: Endnotes continued
Endnotes continued 9) Granite Creek Underground: Notes to Mineral Resources effective March 31, 2026: Reported underground and open pit mineral resources for the Granite Creek Property are 100% attributable to the Company with the exception of a fee parcel and certain unpatented mining claims, which
Slide 54: Endnotes continued
Endnotes continued 14) Mineral Point Open Pit: Mineral resources have an effective date of December 31, 2024. Mineral resources are not mineral reserves and do not have demonstrated economic viability. Mineral resources are the portion of Mineral Point that can be mined profitably by open pit mining
Slide 55: Non-GAAP and Supplemental Financial Performance Measures
Non-GAAP and Supplemental Financial Performance Measures The Company has included certain terms or performance measures commonly used in the "Adjusted loss” and “adjusted loss per share” are non-GAAP financial performance measures that the mining industry that are not defined under US GAAP in this d
Slide 56: For Further Information, Please Contact
NYSE: IAUX | TSX: IAU FOR FURTHER INFORMATION, PLEASE CONTACT: 1.866.525.6450 INFO@i80GOLD.COM WWW.i80GOLD.COM